<http://webisa.webdatacommons.org/180769131>	<http://www.w3.org/ns/prov#value>	"??? The separation of solid particles, gases and other liquids from underground crude oil;" .
<http://webisa.webdatacommons.org/prov/212687707>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/180769131> .
<http://webisa.webdatacommons.org/180769131>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<filtsep.com> .
<http://webisa.webdatacommons.org/180769131>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .